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path: root/drivers/gpu/drm/nouveau/nvc0_graph.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvc0_graph.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvc0_graph.c705
1 files changed, 704 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/nvc0_graph.c b/drivers/gpu/drm/nouveau/nvc0_graph.c
index 717a5177a8d8..5feacd5d5fa4 100644
--- a/drivers/gpu/drm/nouveau/nvc0_graph.c
+++ b/drivers/gpu/drm/nouveau/nvc0_graph.c
@@ -22,9 +22,16 @@
* Authors: Ben Skeggs
*/
+#include <linux/firmware.h>
+
#include "drmP.h"
#include "nouveau_drv.h"
+#include "nouveau_mm.h"
+#include "nvc0_graph.h"
+
+static void nvc0_graph_isr(struct drm_device *);
+static int nvc0_graph_unload_context_to(struct drm_device *dev, u64 chan);
void
nvc0_graph_fifo_access(struct drm_device *dev, bool enabled)
@@ -37,39 +44,735 @@ nvc0_graph_channel(struct drm_device *dev)
return NULL;
}
+static int
+nvc0_graph_construct_context(struct nouveau_channel *chan)
+{
+ struct drm_nouveau_private *dev_priv = chan->dev->dev_private;
+ struct nvc0_graph_priv *priv = dev_priv->engine.graph.priv;
+ struct nvc0_graph_chan *grch = chan->pgraph_ctx;
+ struct drm_device *dev = chan->dev;
+ int ret, i;
+ u32 *ctx;
+
+ ctx = kmalloc(priv->grctx_size, GFP_KERNEL);
+ if (!ctx)
+ return -ENOMEM;
+
+ nvc0_graph_load_context(chan);
+
+ nv_wo32(grch->grctx, 0x1c, 1);
+ nv_wo32(grch->grctx, 0x20, 0);
+ nv_wo32(grch->grctx, 0x28, 0);
+ nv_wo32(grch->grctx, 0x2c, 0);
+ dev_priv->engine.instmem.flush(dev);
+
+ ret = nvc0_grctx_generate(chan);
+ if (ret) {
+ kfree(ctx);
+ return ret;
+ }
+
+ ret = nvc0_graph_unload_context_to(dev, chan->ramin->vinst);
+ if (ret) {
+ kfree(ctx);
+ return ret;
+ }
+
+ for (i = 0; i < priv->grctx_size; i += 4)
+ ctx[i / 4] = nv_ro32(grch->grctx, i);
+
+ priv->grctx_vals = ctx;
+ return 0;
+}
+
+static int
+nvc0_graph_create_context_mmio_list(struct nouveau_channel *chan)
+{
+ struct drm_nouveau_private *dev_priv = chan->dev->dev_private;
+ struct nvc0_graph_priv *priv = dev_priv->engine.graph.priv;
+ struct nvc0_graph_chan *grch = chan->pgraph_ctx;
+ struct drm_device *dev = chan->dev;
+ int i = 0, gpc, tp, ret;
+ u32 magic;
+
+ ret = nouveau_gpuobj_new(dev, NULL, 0x2000, 256, NVOBJ_FLAG_VM,
+ &grch->unk408004);
+ if (ret)
+ return ret;
+
+ ret = nouveau_gpuobj_new(dev, NULL, 0x8000, 256, NVOBJ_FLAG_VM,
+ &grch->unk40800c);
+ if (ret)
+ return ret;
+
+ ret = nouveau_gpuobj_new(dev, NULL, 384 * 1024, 4096, NVOBJ_FLAG_VM,
+ &grch->unk418810);
+ if (ret)
+ return ret;
+
+ ret = nouveau_gpuobj_new(dev, NULL, 0x1000, 0, NVOBJ_FLAG_VM,
+ &grch->mmio);
+ if (ret)
+ return ret;
+
+
+ nv_wo32(grch->mmio, i++ * 4, 0x00408004);
+ nv_wo32(grch->mmio, i++ * 4, grch->unk408004->vinst >> 8);
+ nv_wo32(grch->mmio, i++ * 4, 0x00408008);
+ nv_wo32(grch->mmio, i++ * 4, 0x80000018);
+
+ nv_wo32(grch->mmio, i++ * 4, 0x0040800c);
+ nv_wo32(grch->mmio, i++ * 4, grch->unk40800c->vinst >> 8);
+ nv_wo32(grch->mmio, i++ * 4, 0x00408010);
+ nv_wo32(grch->mmio, i++ * 4, 0x80000000);
+
+ nv_wo32(grch->mmio, i++ * 4, 0x00418810);
+ nv_wo32(grch->mmio, i++ * 4, 0x80000000 | grch->unk418810->vinst >> 12);
+ nv_wo32(grch->mmio, i++ * 4, 0x00419848);
+ nv_wo32(grch->mmio, i++ * 4, 0x10000000 | grch->unk418810->vinst >> 12);
+
+ nv_wo32(grch->mmio, i++ * 4, 0x00419004);
+ nv_wo32(grch->mmio, i++ * 4, grch->unk40800c->vinst >> 8);
+ nv_wo32(grch->mmio, i++ * 4, 0x00419008);
+ nv_wo32(grch->mmio, i++ * 4, 0x00000000);
+
+ nv_wo32(grch->mmio, i++ * 4, 0x00418808);
+ nv_wo32(grch->mmio, i++ * 4, grch->unk408004->vinst >> 8);
+ nv_wo32(grch->mmio, i++ * 4, 0x0041880c);
+ nv_wo32(grch->mmio, i++ * 4, 0x80000018);
+
+ magic = 0x02180000;
+ nv_wo32(grch->mmio, i++ * 4, 0x00405830);
+ nv_wo32(grch->mmio, i++ * 4, magic);
+ for (gpc = 0; gpc < priv->gpc_nr; gpc++) {
+ for (tp = 0; tp < priv->tp_nr[gpc]; tp++, magic += 0x02fc) {
+ u32 reg = 0x504520 + (gpc * 0x8000) + (tp * 0x0800);
+ nv_wo32(grch->mmio, i++ * 4, reg);
+ nv_wo32(grch->mmio, i++ * 4, magic);
+ }
+ }
+
+ grch->mmio_nr = i / 2;
+ return 0;
+}
+
int
nvc0_graph_create_context(struct nouveau_channel *chan)
{
+ struct drm_nouveau_private *dev_priv = chan->dev->dev_private;
+ struct nouveau_instmem_engine *pinstmem = &dev_priv->engine.instmem;
+ struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph;
+ struct nvc0_graph_priv *priv = pgraph->priv;
+ struct nvc0_graph_chan *grch;
+ struct drm_device *dev = chan->dev;
+ struct nouveau_gpuobj *grctx;
+ int ret, i;
+
+ chan->pgraph_ctx = kzalloc(sizeof(*grch), GFP_KERNEL);
+ if (!chan->pgraph_ctx)
+ return -ENOMEM;
+ grch = chan->pgraph_ctx;
+
+ ret = nouveau_gpuobj_new(dev, NULL, priv->grctx_size, 256,
+ NVOBJ_FLAG_VM | NVOBJ_FLAG_ZERO_ALLOC,
+ &grch->grctx);
+ if (ret)
+ goto error;
+ chan->ramin_grctx = grch->grctx;
+ grctx = grch->grctx;
+
+ ret = nvc0_graph_create_context_mmio_list(chan);
+ if (ret)
+ goto error;
+
+ nv_wo32(chan->ramin, 0x0210, lower_32_bits(grctx->vinst) | 4);
+ nv_wo32(chan->ramin, 0x0214, upper_32_bits(grctx->vinst));
+ pinstmem->flush(dev);
+
+ if (!priv->grctx_vals) {
+ ret = nvc0_graph_construct_context(chan);
+ if (ret)
+ goto error;
+ }
+
+ for (i = 0; i < priv->grctx_size; i += 4)
+ nv_wo32(grctx, i, priv->grctx_vals[i / 4]);
+
+ nv_wo32(grctx, 0xf4, 0);
+ nv_wo32(grctx, 0xf8, 0);
+ nv_wo32(grctx, 0x10, grch->mmio_nr);
+ nv_wo32(grctx, 0x14, lower_32_bits(grch->mmio->vinst));
+ nv_wo32(grctx, 0x18, upper_32_bits(grch->mmio->vinst));
+ nv_wo32(grctx, 0x1c, 1);
+ nv_wo32(grctx, 0x20, 0);
+ nv_wo32(grctx, 0x28, 0);
+ nv_wo32(grctx, 0x2c, 0);
+ pinstmem->flush(dev);
return 0;
+
+error:
+ pgraph->destroy_context(chan);
+ return ret;
}
void
nvc0_graph_destroy_context(struct nouveau_channel *chan)
{
+ struct nvc0_graph_chan *grch;
+
+ grch = chan->pgraph_ctx;
+ chan->pgraph_ctx = NULL;
+ if (!grch)
+ return;
+
+ nouveau_gpuobj_ref(NULL, &grch->mmio);
+ nouveau_gpuobj_ref(NULL, &grch->unk418810);
+ nouveau_gpuobj_ref(NULL, &grch->unk40800c);
+ nouveau_gpuobj_ref(NULL, &grch->unk408004);
+ nouveau_gpuobj_ref(NULL, &grch->grctx);
+ chan->ramin_grctx = NULL;
}
int
nvc0_graph_load_context(struct nouveau_channel *chan)
{
+ struct drm_device *dev = chan->dev;
+
+ nv_wr32(dev, 0x409840, 0x00000030);
+ nv_wr32(dev, 0x409500, 0x80000000 | chan->ramin->vinst >> 12);
+ nv_wr32(dev, 0x409504, 0x00000003);
+ if (!nv_wait(dev, 0x409800, 0x00000010, 0x00000010))
+ NV_ERROR(dev, "PGRAPH: load_ctx timeout\n");
+
+ return 0;
+}
+
+static int
+nvc0_graph_unload_context_to(struct drm_device *dev, u64 chan)
+{
+ nv_wr32(dev, 0x409840, 0x00000003);
+ nv_wr32(dev, 0x409500, 0x80000000 | chan >> 12);
+ nv_wr32(dev, 0x409504, 0x00000009);
+ if (!nv_wait(dev, 0x409800, 0x00000001, 0x00000000)) {
+ NV_ERROR(dev, "PGRAPH: unload_ctx timeout\n");
+ return -EBUSY;
+ }
+
return 0;
}
int
nvc0_graph_unload_context(struct drm_device *dev)
{
- return 0;
+ u64 inst = (u64)(nv_rd32(dev, 0x409b00) & 0x0fffffff) << 12;
+ return nvc0_graph_unload_context_to(dev, inst);
+}
+
+static void
+nvc0_graph_destroy(struct drm_device *dev)
+{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph;
+ struct nvc0_graph_priv *priv;
+
+ priv = pgraph->priv;
+ if (!priv)
+ return;
+
+ nouveau_irq_unregister(dev, 12);
+
+ nouveau_gpuobj_ref(NULL, &priv->unk4188b8);
+ nouveau_gpuobj_ref(NULL, &priv->unk4188b4);
+
+ if (priv->grctx_vals)
+ kfree(priv->grctx_vals);
+ kfree(priv);
}
void
nvc0_graph_takedown(struct drm_device *dev)
{
+ nvc0_graph_destroy(dev);
+}
+
+static int
+nvc0_graph_create(struct drm_device *dev)
+{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph;
+ struct nvc0_graph_priv *priv;
+ int ret, gpc, i;
+
+ priv = kzalloc(sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+ pgraph->priv = priv;
+
+ ret = nouveau_gpuobj_new(dev, NULL, 0x1000, 256, 0, &priv->unk4188b4);
+ if (ret)
+ goto error;
+
+ ret = nouveau_gpuobj_new(dev, NULL, 0x1000, 256, 0, &priv->unk4188b8);
+ if (ret)
+ goto error;
+
+ for (i = 0; i < 0x1000; i += 4) {
+ nv_wo32(priv->unk4188b4, i, 0x00000010);
+ nv_wo32(priv->unk4188b8, i, 0x00000010);
+ }
+
+ priv->gpc_nr = nv_rd32(dev, 0x409604) & 0x0000001f;
+ priv->rop_nr = (nv_rd32(dev, 0x409604) & 0x001f0000) >> 16;
+ for (gpc = 0; gpc < priv->gpc_nr; gpc++) {
+ priv->tp_nr[gpc] = nv_rd32(dev, GPC_UNIT(gpc, 0x2608));
+ priv->tp_total += priv->tp_nr[gpc];
+ }
+
+ /*XXX: these need figuring out... */
+ switch (dev_priv->chipset) {
+ case 0xc0:
+ if (priv->tp_total == 11) { /* 465, 3/4/4/0, 4 */
+ priv->magic_not_rop_nr = 0x07;
+ /* filled values up to tp_total, the rest 0 */
+ priv->magicgpc980[0] = 0x22111000;
+ priv->magicgpc980[1] = 0x00000233;
+ priv->magicgpc980[2] = 0x00000000;
+ priv->magicgpc980[3] = 0x00000000;
+ priv->magicgpc918 = 0x000ba2e9;
+ } else
+ if (priv->tp_total == 14) { /* 470, 3/3/4/4, 5 */
+ priv->magic_not_rop_nr = 0x05;
+ priv->magicgpc980[0] = 0x11110000;
+ priv->magicgpc980[1] = 0x00233222;
+ priv->magicgpc980[2] = 0x00000000;
+ priv->magicgpc980[3] = 0x00000000;
+ priv->magicgpc918 = 0x00092493;
+ } else
+ if (priv->tp_total == 15) { /* 480, 3/4/4/4, 6 */
+ priv->magic_not_rop_nr = 0x06;
+ priv->magicgpc980[0] = 0x11110000;
+ priv->magicgpc980[1] = 0x03332222;
+ priv->magicgpc980[2] = 0x00000000;
+ priv->magicgpc980[3] = 0x00000000;
+ priv->magicgpc918 = 0x00088889;
+ }
+ break;
+ case 0xc3: /* 450, 4/0/0/0, 2 */
+ priv->magic_not_rop_nr = 0x03;
+ priv->magicgpc980[0] = 0x00003210;
+ priv->magicgpc980[1] = 0x00000000;
+ priv->magicgpc980[2] = 0x00000000;
+ priv->magicgpc980[3] = 0x00000000;
+ priv->magicgpc918 = 0x00200000;
+ break;
+ case 0xc4: /* 460, 3/4/0/0, 4 */
+ priv->magic_not_rop_nr = 0x01;
+ priv->magicgpc980[0] = 0x02321100;
+ priv->magicgpc980[1] = 0x00000000;
+ priv->magicgpc980[2] = 0x00000000;
+ priv->magicgpc980[3] = 0x00000000;
+ priv->magicgpc918 = 0x00124925;
+ break;
+ }
+
+ if (!priv->magic_not_rop_nr) {
+ NV_ERROR(dev, "PGRAPH: unknown config: %d/%d/%d/%d, %d\n",
+ priv->tp_nr[0], priv->tp_nr[1], priv->tp_nr[2],
+ priv->tp_nr[3], priv->rop_nr);
+ /* use 0xc3's values... */
+ priv->magic_not_rop_nr = 0x03;
+ priv->magicgpc980[0] = 0x00003210;
+ priv->magicgpc980[1] = 0x00000000;
+ priv->magicgpc980[2] = 0x00000000;
+ priv->magicgpc980[3] = 0x00000000;
+ priv->magicgpc918 = 0x00200000;
+ }
+
+ nouveau_irq_register(dev, 12, nvc0_graph_isr);
+ NVOBJ_CLASS(dev, 0x902d, GR); /* 2D */
+ NVOBJ_CLASS(dev, 0x9039, GR); /* M2MF */
+ NVOBJ_CLASS(dev, 0x9097, GR); /* 3D */
+ NVOBJ_CLASS(dev, 0x90c0, GR); /* COMPUTE */
+ return 0;
+
+error:
+ nvc0_graph_destroy(dev);
+ return ret;
+}
+
+static void
+nvc0_graph_init_obj418880(struct drm_device *dev)
+{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph;
+ struct nvc0_graph_priv *priv = pgraph->priv;
+ int i;
+
+ nv_wr32(dev, GPC_BCAST(0x0880), 0x00000000);
+ nv_wr32(dev, GPC_BCAST(0x08a4), 0x00000000);
+ for (i = 0; i < 4; i++)
+ nv_wr32(dev, GPC_BCAST(0x0888) + (i * 4), 0x00000000);
+ nv_wr32(dev, GPC_BCAST(0x08b4), priv->unk4188b4->vinst >> 8);
+ nv_wr32(dev, GPC_BCAST(0x08b8), priv->unk4188b8->vinst >> 8);
+}
+
+static void
+nvc0_graph_init_regs(struct drm_device *dev)
+{
+ nv_wr32(dev, 0x400080, 0x003083c2);
+ nv_wr32(dev, 0x400088, 0x00006fe7);
+ nv_wr32(dev, 0x40008c, 0x00000000);
+ nv_wr32(dev, 0x400090, 0x00000030);
+ nv_wr32(dev, 0x40013c, 0x013901f7);
+ nv_wr32(dev, 0x400140, 0x00000100);
+ nv_wr32(dev, 0x400144, 0x00000000);
+ nv_wr32(dev, 0x400148, 0x00000110);
+ nv_wr32(dev, 0x400138, 0x00000000);
+ nv_wr32(dev, 0x400130, 0x00000000);
+ nv_wr32(dev, 0x400134, 0x00000000);
+ nv_wr32(dev, 0x400124, 0x00000002);
+}
+
+static void
+nvc0_graph_init_gpc_0(struct drm_device *dev)
+{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nvc0_graph_priv *priv = dev_priv->engine.graph.priv;
+ int gpc;
+
+ // TP ROP UNKVAL(magic_not_rop_nr)
+ // 450: 4/0/0/0 2 3
+ // 460: 3/4/0/0 4 1
+ // 465: 3/4/4/0 4 7
+ // 470: 3/3/4/4 5 5
+ // 480: 3/4/4/4 6 6
+
+ // magicgpc918
+ // 450: 00200000 00000000001000000000000000000000
+ // 460: 00124925 00000000000100100100100100100101
+ // 465: 000ba2e9 00000000000010111010001011101001
+ // 470: 00092493 00000000000010010010010010010011
+ // 480: 00088889 00000000000010001000100010001001
+
+ /* filled values up to tp_total, remainder 0 */
+ // 450: 00003210 00000000 00000000 00000000
+ // 460: 02321100 00000000 00000000 00000000
+ // 465: 22111000 00000233 00000000 00000000
+ // 470: 11110000 00233222 00000000 00000000
+ // 480: 11110000 03332222 00000000 00000000
+
+ nv_wr32(dev, GPC_BCAST(0x0980), priv->magicgpc980[0]);
+ nv_wr32(dev, GPC_BCAST(0x0984), priv->magicgpc980[1]);
+ nv_wr32(dev, GPC_BCAST(0x0988), priv->magicgpc980[2]);
+ nv_wr32(dev, GPC_BCAST(0x098c), priv->magicgpc980[3]);
+
+ for (gpc = 0; gpc < priv->gpc_nr; gpc++) {
+ nv_wr32(dev, GPC_UNIT(gpc, 0x0914), priv->magic_not_rop_nr << 8 |
+ priv->tp_nr[gpc]);
+ nv_wr32(dev, GPC_UNIT(gpc, 0x0910), 0x00040000 | priv->tp_total);
+ nv_wr32(dev, GPC_UNIT(gpc, 0x0918), priv->magicgpc918);
+ }
+
+ nv_wr32(dev, GPC_BCAST(0x1bd4), priv->magicgpc918);
+ nv_wr32(dev, GPC_BCAST(0x08ac), priv->rop_nr);
+}
+
+static void
+nvc0_graph_init_units(struct drm_device *dev)
+{
+ nv_wr32(dev, 0x409c24, 0x000f0000);
+ nv_wr32(dev, 0x404000, 0xc0000000); /* DISPATCH */
+ nv_wr32(dev, 0x404600, 0xc0000000); /* M2MF */
+ nv_wr32(dev, 0x408030, 0xc0000000);
+ nv_wr32(dev, 0x40601c, 0xc0000000);
+ nv_wr32(dev, 0x404490, 0xc0000000); /* MACRO */
+ nv_wr32(dev, 0x406018, 0xc0000000);
+ nv_wr32(dev, 0x405840, 0xc0000000);
+ nv_wr32(dev, 0x405844, 0x00ffffff);
+ nv_mask(dev, 0x419cc0, 0x00000008, 0x00000008);
+ nv_mask(dev, 0x419eb4, 0x00001000, 0x00001000);
+}
+
+static void
+nvc0_graph_init_gpc_1(struct drm_device *dev)
+{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nvc0_graph_priv *priv = dev_priv->engine.graph.priv;
+ int gpc, tp;
+
+ for (gpc = 0; gpc < priv->gpc_nr; gpc++) {
+ nv_wr32(dev, GPC_UNIT(gpc, 0x0420), 0xc0000000);
+ nv_wr32(dev, GPC_UNIT(gpc, 0x0900), 0xc0000000);
+ nv_wr32(dev, GPC_UNIT(gpc, 0x1028), 0xc0000000);
+ nv_wr32(dev, GPC_UNIT(gpc, 0x0824), 0xc0000000);
+ for (tp = 0; tp < priv->tp_nr[gpc]; tp++) {
+ nv_wr32(dev, TP_UNIT(gpc, tp, 0x508), 0xffffffff);
+ nv_wr32(dev, TP_UNIT(gpc, tp, 0x50c), 0xffffffff);
+ nv_wr32(dev, TP_UNIT(gpc, tp, 0x224), 0xc0000000);
+ nv_wr32(dev, TP_UNIT(gpc, tp, 0x48c), 0xc0000000);
+ nv_wr32(dev, TP_UNIT(gpc, tp, 0x084), 0xc0000000);
+ nv_wr32(dev, TP_UNIT(gpc, tp, 0xe44), 0x001ffffe);
+ nv_wr32(dev, TP_UNIT(gpc, tp, 0xe4c), 0x0000000f);
+ }
+ nv_wr32(dev, GPC_UNIT(gpc, 0x2c90), 0xffffffff);
+ nv_wr32(dev, GPC_UNIT(gpc, 0x2c94), 0xffffffff);
+ }
+}
+
+static void
+nvc0_graph_init_rop(struct drm_device *dev)
+{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nvc0_graph_priv *priv = dev_priv->engine.graph.priv;
+ int rop;
+
+ for (rop = 0; rop < priv->rop_nr; rop++) {
+ nv_wr32(dev, ROP_UNIT(rop, 0x144), 0xc0000000);
+ nv_wr32(dev, ROP_UNIT(rop, 0x070), 0xc0000000);
+ nv_wr32(dev, ROP_UNIT(rop, 0x204), 0xffffffff);
+ nv_wr32(dev, ROP_UNIT(rop, 0x208), 0xffffffff);
+ }
+}
+
+static int
+nvc0_fuc_load_fw(struct drm_device *dev, u32 fuc_base,
+ const char *code_fw, const char *data_fw)
+{
+ const struct firmware *fw;
+ char name[32];
+ int ret, i;
+
+ snprintf(name, sizeof(name), "nouveau/%s", data_fw);
+ ret = request_firmware(&fw, name, &dev->pdev->dev);
+ if (ret) {
+ NV_ERROR(dev, "failed to load %s\n", data_fw);
+ return ret;
+ }
+
+ nv_wr32(dev, fuc_base + 0x01c0, 0x01000000);
+ for (i = 0; i < fw->size / 4; i++)
+ nv_wr32(dev, fuc_base + 0x01c4, ((u32 *)fw->data)[i]);
+ release_firmware(fw);
+
+ snprintf(name, sizeof(name), "nouveau/%s", code_fw);
+ ret = request_firmware(&fw, name, &dev->pdev->dev);
+ if (ret) {
+ NV_ERROR(dev, "failed to load %s\n", code_fw);
+ return ret;
+ }
+
+ nv_wr32(dev, fuc_base + 0x0180, 0x01000000);
+ for (i = 0; i < fw->size / 4; i++) {
+ if ((i & 0x3f) == 0)
+ nv_wr32(dev, fuc_base + 0x0188, i >> 6);
+ nv_wr32(dev, fuc_base + 0x0184, ((u32 *)fw->data)[i]);
+ }
+ release_firmware(fw);
+
+ return 0;
+}
+
+static int
+nvc0_graph_init_ctxctl(struct drm_device *dev)
+{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nvc0_graph_priv *priv = dev_priv->engine.graph.priv;
+ u32 r000260;
+ int ret;
+
+ /* load fuc microcode */
+ r000260 = nv_mask(dev, 0x000260, 0x00000001, 0x00000000);
+ ret = nvc0_fuc_load_fw(dev, 0x409000, "fuc409c", "fuc409d");
+ if (ret == 0)
+ ret = nvc0_fuc_load_fw(dev, 0x41a000, "fuc41ac", "fuc41ad");
+ nv_wr32(dev, 0x000260, r000260);
+
+ if (ret)
+ return ret;
+
+ /* start both of them running */
+ nv_wr32(dev, 0x409840, 0xffffffff);
+ nv_wr32(dev, 0x41a10c, 0x00000000);
+ nv_wr32(dev, 0x40910c, 0x00000000);
+ nv_wr32(dev, 0x41a100, 0x00000002);
+ nv_wr32(dev, 0x409100, 0x00000002);
+ if (!nv_wait(dev, 0x409800, 0x00000001, 0x00000001))
+ NV_INFO(dev, "0x409800 wait failed\n");
+
+ nv_wr32(dev, 0x409840, 0xffffffff);
+ nv_wr32(dev, 0x409500, 0x7fffffff);
+ nv_wr32(dev, 0x409504, 0x00000021);
+
+ nv_wr32(dev, 0x409840, 0xffffffff);
+ nv_wr32(dev, 0x409500, 0x00000000);
+ nv_wr32(dev, 0x409504, 0x00000010);
+ if (!nv_wait_ne(dev, 0x409800, 0xffffffff, 0x00000000)) {
+ NV_ERROR(dev, "fuc09 req 0x10 timeout\n");
+ return -EBUSY;
+ }
+ priv->grctx_size = nv_rd32(dev, 0x409800);
+
+ nv_wr32(dev, 0x409840, 0xffffffff);
+ nv_wr32(dev, 0x409500, 0x00000000);
+ nv_wr32(dev, 0x409504, 0x00000016);
+ if (!nv_wait_ne(dev, 0x409800, 0xffffffff, 0x00000000)) {
+ NV_ERROR(dev, "fuc09 req 0x16 timeout\n");
+ return -EBUSY;
+ }
+
+ nv_wr32(dev, 0x409840, 0xffffffff);
+ nv_wr32(dev, 0x409500, 0x00000000);
+ nv_wr32(dev, 0x409504, 0x00000025);
+ if (!nv_wait_ne(dev, 0x409800, 0xffffffff, 0x00000000)) {
+ NV_ERROR(dev, "fuc09 req 0x25 timeout\n");
+ return -EBUSY;
+ }
+
+ return 0;
}
int
nvc0_graph_init(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph;
+ struct nvc0_graph_priv *priv;
+ int ret;
+
dev_priv->engine.graph.accel_blocked = true;
+
+ switch (dev_priv->chipset) {
+ case 0xc0:
+ case 0xc3:
+ case 0xc4:
+ break;
+ default:
+ NV_ERROR(dev, "PGRAPH: unsupported chipset, please report!\n");
+ if (nouveau_noaccel != 0)
+ return 0;
+ break;
+ }
+
+ nv_mask(dev, 0x000200, 0x18001000, 0x00000000);
+ nv_mask(dev, 0x000200, 0x18001000, 0x18001000);
+
+ if (!pgraph->priv) {
+ ret = nvc0_graph_create(dev);
+ if (ret)
+ return ret;
+ }
+ priv = pgraph->priv;
+
+ nvc0_graph_init_obj418880(dev);
+ nvc0_graph_init_regs(dev);
+ //nvc0_graph_init_unitplemented_magics(dev);
+ nvc0_graph_init_gpc_0(dev);
+ //nvc0_graph_init_unitplemented_c242(dev);
+
+ nv_wr32(dev, 0x400500, 0x00010001);
+ nv_wr32(dev, 0x400100, 0xffffffff);
+ nv_wr32(dev, 0x40013c, 0xffffffff);
+
+ nvc0_graph_init_units(dev);
+ nvc0_graph_init_gpc_1(dev);
+ nvc0_graph_init_rop(dev);
+
+ nv_wr32(dev, 0x400108, 0xffffffff);
+ nv_wr32(dev, 0x400138, 0xffffffff);
+ nv_wr32(dev, 0x400118, 0xffffffff);
+ nv_wr32(dev, 0x400130, 0xffffffff);
+ nv_wr32(dev, 0x40011c, 0xffffffff);
+ nv_wr32(dev, 0x400134, 0xffffffff);
+ nv_wr32(dev, 0x400054, 0x34ce3464);
+
+ ret = nvc0_graph_init_ctxctl(dev);
+ if (ret == 0)
+ dev_priv->engine.graph.accel_blocked = false;
return 0;
}
+static int
+nvc0_graph_isr_chid(struct drm_device *dev, u64 inst)
+{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nouveau_channel *chan;
+ unsigned long flags;
+ int i;
+
+ spin_lock_irqsave(&dev_priv->channels.lock, flags);
+ for (i = 0; i < dev_priv->engine.fifo.channels; i++) {
+ chan = dev_priv->channels.ptr[i];
+ if (!chan || !chan->ramin)
+ continue;
+
+ if (inst == chan->ramin->vinst)
+ break;
+ }
+ spin_unlock_irqrestore(&dev_priv->channels.lock, flags);
+ return i;
+}
+
+static void
+nvc0_graph_isr(struct drm_device *dev)
+{
+ u64 inst = (u64)(nv_rd32(dev, 0x409b00) & 0x0fffffff) << 12;
+ u32 chid = nvc0_graph_isr_chid(dev, inst);
+ u32 stat = nv_rd32(dev, 0x400100);
+ u32 addr = nv_rd32(dev, 0x400704);
+ u32 mthd = (addr & 0x00003ffc);
+ u32 subc = (addr & 0x00070000) >> 16;
+ u32 data = nv_rd32(dev, 0x400708);
+ u32 code = nv_rd32(dev, 0x400110);
+ u32 class = nv_rd32(dev, 0x404200 + (subc * 4));
+
+ if (stat & 0x00000010) {
+ NV_INFO(dev, "PGRAPH: ILLEGAL_MTHD ch %d [0x%010llx] subc %d "
+ "class 0x%04x mthd 0x%04x data 0x%08x\n",
+ chid, inst, subc, class, mthd, data);
+ nv_wr32(dev, 0x400100, 0x00000010);
+ stat &= ~0x00000010;
+ }
+
+ if (stat & 0x00000020) {
+ NV_INFO(dev, "PGRAPH: ILLEGAL_CLASS ch %d [0x%010llx] subc %d "
+ "class 0x%04x mthd 0x%04x data 0x%08x\n",
+ chid, inst, subc, class, mthd, data);
+ nv_wr32(dev, 0x400100, 0x00000020);
+ stat &= ~0x00000020;
+ }
+
+ if (stat & 0x00100000) {
+ NV_INFO(dev, "PGRAPH: DATA_ERROR [");
+ nouveau_enum_print(nv50_data_error_names, code);
+ printk("] ch %d [0x%010llx] subc %d class 0x%04x "
+ "mthd 0x%04x data 0x%08x\n",
+ chid, inst, subc, class, mthd, data);
+ nv_wr32(dev, 0x400100, 0x00100000);
+ stat &= ~0x00100000;
+ }
+
+ if (stat & 0x00200000) {
+ u32 trap = nv_rd32(dev, 0x400108);
+ NV_INFO(dev, "PGRAPH: TRAP ch %d status 0x%08x\n", chid, trap);
+ nv_wr32(dev, 0x400108, trap);
+ nv_wr32(dev, 0x400100, 0x00200000);
+ stat &= ~0x00200000;
+ }
+
+ if (stat & 0x00080000) {
+ u32 ustat = nv_rd32(dev, 0x409c18);
+
+ NV_INFO(dev, "PGRAPH: CTXCTRL ustat 0x%08x\n", ustat);
+
+ nv_wr32(dev, 0x409c20, ustat);
+ nv_wr32(dev, 0x400100, 0x00080000);
+ stat &= ~0x00080000;
+ }
+
+ if (stat) {
+ NV_INFO(dev, "PGRAPH: unknown stat 0x%08x\n", stat);
+ nv_wr32(dev, 0x400100, stat);
+ }
+
+ nv_wr32(dev, 0x400500, 0x00010001);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-07 02:07:35 +0000